Cisco 7609 User Manual

CHAPTER
18-1
Cisco 7600 Series Router Cisco IOS Software Configuration Guide—12.1E
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18
Configuring IP Multicast Layer 3 Switching
This chapter describes how to configure IP multicast Layer 3 switching on the Cisco 7600 series routers.
Note For more information on the syntax and usage for the commands used in this chapter, refer to the
Cisco 7600 Series Router Cisco IOS Command Reference publication.
This chapter consists of these sections:
• Understanding How IP Multicast Layer 3 Switching Works, page 18-1
• Default IP Multicast Layer 3 Switching Configuration, page 18-7
• IP Multicast Layer 3 Switching Configuration Guidelines and Restrictions, page 18-8
• Configuring IP Multicast Layer 3 Switching, page 18-9
Note In this chapter, the term “PFC” refers to either a PFC2 or a PFC1, except when specifically differentiated,
and the term “MSFC” refers to either an MSFC2 or an MSFC1, except when specifically differentiated.
Understanding How IP Multicast Layer 3 Switching Works
These sections describe how IP multicast Layer 3 switching works:
• IP Multicast Layer 3 Switching Overview, page 18-2
• Multicast Layer 3 Switching Cache, page 18-2
• IP Multicast Layer 3 Switching Flow Mask, page 18-3
• Layer 3-Switched Multicast Packet Rewrite, page 18-3
• Partially and Completely Switched Flows, page 18-4
• Non-RPF Traffic Processing, page 18-5

Cisco 7609 Specifications

General

Chassis Slots	9
Switch Fabric Capacity	720 Gbps
Power Supply Options	AC or DC
Product Type	Router
Form Factor	Rack-mountable
Supported Line Cards	Various Cisco 7600 Series line cards
Operating System	Cisco IOS
Management	CLI, SNMP
Forwarding Performance	400 Mpps
Maximum Power Consumption	4000 Watts
Redundancy	Yes
Interfaces/Ports	Various, depending on line cards installed